The Zesty Paws puppy collection includes veterinarian-formulated supplements for puppies aged eight weeks to one year. The Puppy 8-in-1 Bites, Puppy Calming Bites and Puppy Aller-Immune Bites are three different variations to suit the specific needs such as immune system support, multifunctional support and to help promote relaxation. The Puppy Milk Replacer for nursing and weaning puppies up to six weeks old includes omegas, prebiotics, probiotics, vitamins and more. The Training Bites are a multi-benefit treat option for both puppies and adult dogs.